Tubular filter



May 7, 1935. w. LEATHERS 2,000,854

TUBULAIR FILTER Original Fi led Dec. 12, 1950 Patented May 7,1935 r 4 1 T7 1 Quadrex Corporation, a corporation of'Connecticut so'lai s- (01.183-86) The object of my invention is to produce an for the disposal of the dirt intoa receptacle l6. inexpensive, filter and dirtdisposal mechanism The bracket l4 also has on its underface, means I applicable to all types of vacuum cleanersr, o 13116 pr p h ld n i n and latching I accomplish this object by the simple means of the receptacle It. The receptacle [6. is dis- 1 5 of carrying the dirt-laden-air upward along the posed within the embrace of the channel 4'. It 5 handle in a filtering sleeve, or those, to a point makes a substantially tight joint between itself, where the direction of the stream is reversed and nd he b a 1 y means felt S i carried downward through a similar sleeve or or other suitable mate y is S w atched hose to a dirt receptacle. in place, and so held, by a spring I! riveted to the V In order to set forth my invention so that ,11 inner faces ofthe channels 3 and 4. Any means, 10 those familiar with these arts mayunderstand, 0 latching a holding the receptacle 1 ay I haveprepared the following specification and p f h r appended drawing of which; Figure 2 shows a transverse cross-section of a Figure 1 is a partially broken side view of my y, tubular filter, looking dowhwalid- The tubular filter and dirt receptacle. I h u d clearly i a t sponding 15 P Figure 2 is a typical cross-section of the tubular P e channels 3 and 4 may be j ined tofilter, looking downward. gether; as desired, by spot weld, rivets, or other- Figure 3 is a deta l of the fabric'tube. wise, or indeed t structure may be b lt 'up f Figure 4 is a modification of t mode of apother sections if desired, and the sides are proplication of the filter, V videdwith holes orports IT'- for emitting the fil-' s 20 In Figure 1, is conventional-yoke for jointered air from the inner periphery of the filter ing the handle of the vacuum-cleaner tothe contubes- Thus the channels 3 and cQhstitllte a ventional type of motor-blower unit which rests r pe rr disp e n the t n on thefioor. The yoke is shown madeof two connected filtering ducts WhOSe .l p n I r stampings, one joined, as by'rivets, to either side P P h handle The a nel 4 has its 25 of a handle structure which consists of two sldes flared- Out as at to m l m stamped channels 3 and 4. The channels 3 and brasure where it is used as a centering support 4 are brought together in compressed or develfor dirt receptacle 7 .1 r oped form, so that they may be conveniently F1g11re3shewsapetternrferthepart l2 (Figur v and permanently attached to a handle 5. The 1).where therreversing Portion o the u u o said juncture jf desired, may b covered with. a filter tube is made of fabric. Two pieces, similar; decorative ferrule 6. A practically continuous to that showh'ih Figure 3 y be Stitched to- V tube 10-42-43 of filter material, normally cole r on'the periphery and t0 the inner c rc e lapsible, but distended by the air pressure from The s shown, a be S d in. such t mower, is operably joined t the blower in manner that the adjacent sides are stitched to 35 4 any desired manner as shown at 1. A flexiblev h Qther to Semi-Circular elbow e 4 portion thereof-B, owing to handle movement flex- 1) 7 With both d p and adapted toib ures, maybe reenforced by a wire helix 8' if dealigned n o n e with h upper ends sired. The continuous filter tube l0 may be car-V the tubes and T connection is made by 40 i d under supporting 100p 9, which loop may sewingor stitching the elbow 12 to the tubes I0 40 be joined to the channel 3, if desired, by the and a o the ams and". At the seams" same attaching means that joins l to 3 and 4. 2| n 22,1118 tubes '0 and are w inn The continuous filtertube passes upward as at P manufacture, the stitching m y be done, In in the embrace of the channel 3. Loops of and the parts turned so that the seams may be. 1 tape II, or other'flexible material may be proinside, i- Y v 45 vided at desirable points. The upper portion of Figure 4 ShOWS h ppl n f ybularthe tube, Ill, may be joined as by sewn parts l2, filter to the type of vacuum-cleaner which su or in other suitable manner, to a lower portion ports the oto on the handle- In this case the of said continuous tube l3. l3 may be joined to an els 3 a d 4 may be sp i 'a d'flatt ned, at a 4 I! in similar manner. The bottom end of the e l we d p and joined in suitable'ma- 5 lower section of the tube, I 3, may be attached to her, to the motor-blower unit'23. V j L a suitable bracket M, by tying-0r by clamps, or Having set forth my invention inclear terms, other suitable means. The bracket 14 is attached I wish it understood that the prineip iinvolved byrivets or spot welding or other means to the may be applied in many and devious forms of dechannel 4, and contains an opening therethrough i h Without departing r m h Spirit thereOf, 55

I claim V 7 1. In a vaccuni cleaner, ahandle member including a longitudinal rigid separator and sup-;

port, air filtering tubes disposed on opposite sides of said separator, said'air filtering tubes communieating at their upper end, and a dirt receptacle in operable engagement with the lower end of one of said filtering tubes; w

2. In a vaocum cleaner, a handle member including a longitudinal rigid. separator and sup- 7 port, two air filtering tubes disposed with said separator therebetween, said separator having side portions provided with ports for exhausting air .from the surfaces of said air filtering tubes, said 7 air filtering tubes being in communication with each other at their'upper end, and a dirt recepe tacle in operable engagement with the lower end of one of said filtering tubes.

3. In a vaccum cleaner, a handle member including a longitudinal rigid separator, a plurality of air filtering tubes, said separator being substantially H -shaped in cross section with said air tubes positioned within the same, on the opposite sides thereof said air filtering tubes communicating with each other at their upper ends, and a dirt receptacle in operable engagement with the lower end of one of said air filtering tubes.

WARD LEATHERS. 

